2010 General Studies, all questions

UPSC Prelims 2010 · General Studies

Question 61: Environment and Ecology

Due to their extensive rice cultivation, some regions may be contributing to global warming. To what possible reason/reasons is this attributable ?

  1. 1.The anaerobic conditions associated with rice cultivation cause the emission of methane.
  2. 2.When nitrogen based fertilizers are used, nitrous oxide is emitted from the cultivated soil.

Which of the statements given above is/are correct ?

a1 only
b2 only
cBoth 1 and 2
dNeither 1 nor 2

The published answer to this question looks wrong to us, so none is shown until it has been checked.

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Source: UPSC, Civil Services (Preliminary) Examination 2010, General Studies, Series A. The paper on upsc.gov.in.